The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 06, 1996
Filed:
May. 28, 1993
Applicant:
Inventors:
Takatoshi Kobayashi, Utsunomiya, JP;
Yukihiro Nakano, Wakayama, JP;
Zenbei Meiwa, Wakayama, JP;
Minoru Nakanishi, Utsunomiya, JP;
Tadashi Matsui, Wakayama, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428283 ; 428288 ; 428270 ; 428357 ; 428359 ; 428360 ; 428361 ; 428392 ; 428393 ; 428400 ; 604365 ; 604367 ; 604368 ; 604372 ; 604374 ; 604377 ;
Abstract
A liquid-absorbent composite comprises (a) a water-absorbent polymer, (b) a water-insoluble inorganic material and (c) a water-insoluble hydrophilic fibrous material at a weight ratio between (a), (b) and (c) in the range of 100:5-1200:5-1200. It is very useful as the absorbent component for a sanitary napkin and a medical pad.